function checkDeleteSubscriber(iID, sString, sURLParams)
{
	var x = confirm("Are you sure you wish to delete '" + sString + "'?\n\nThis operation cannot be undone!");
	if(x == true) 
	{
		sURL = "admin.php?userAction=deleteSubscriber&SubscriberID=" + iID;
		if(sURLParams != "") { sURL += "&" + sURLParams; }
		location.href = sURL;
	}
}

function checkDeleteEditor(iID, sString, sURLParams)
{
	var x = confirm("Are you sure you wish to delete '" + sString + "'?\n\nThis operation cannot be undone!");
	if(x == true) 
	{
		sURL = "editors.php?userAction=deleteEditor&EditorID=" + iID
		if(sURLParams != "") { sURL += "&" + sURLParams; }
		location.href = sURL
	}
}

function checkDeleteClient(iID, sString, sURLParams)
{
	var x = confirm("Are you sure you wish to delete '" + sString + "'?\n\nAll editors, mailing lists, newsletters and subscribers will be removed!\n\nThis operation cannot be undone!");
	if(x == true) 
	{
		sURL = "clients.php?userAction=deleteClient&VNClientID=" + iID
		if(sURLParams != "") { sURL += "&" + sURLParams; }
		location.href = sURL
	}
}


//	FUNCTION TO DELETE ALL THE OPTIONS IN A SELECT BOX
function deleteOptions(obj2, bLeaveFirst)
{
	iUpto = 0;
	if(bLeaveFirst == true) { iUpto = 1; }
	while (obj2.options.length > iUpto) 
	{
		deleteIndex=obj2.options.length-1;
		obj2.options[deleteIndex]=null;
	}
}

function checkDeleteNewsletter(iID, sString, sURLParams)
{
	var x = confirm("Are you sure you wish to delete '" + sString + "'?\n\nThis operation cannot be undone!");
	if(x == true) 
	{
		sURL = "newsletters.php?userAction=deleteNewsletter&NewsletterID=" + iID;
		if(sURLParams != "") { sURL += "&" + sURLParams; }
		location.href = sURL
	}
}

function checkDeleteMailingList(iID, sString, sURLParams)
{
	var x = confirm("Are you sure you wish to delete '" + sString + "'?\n\nThis will remove all newsletters their subscribers!\n\nThis operation cannot be undone!");
	if(x == true) 
	{
		sURL = "lists.php?userAction=deleteMailingList&MailingListID=" + iID;
		if(sURLParams != "") { sURL += "&" + sURLParams; }
		location.href = sURL
	}
}

// FUNCTION TO REMOVE THE WHITESPACE FROM THE BEGINNING AND END OF A STRING
function trim(sString)
{
	return sString.replace(/^\s*|\s*$/g,"");
}


function OpenCustomWindow(myPage, w, h)
{
	var myWin = window.open(myPage, 'nlite', 'width=' + w + ',height=' + h + ',resizable=yes,scrollbars=yes,left=150,top=100');
	myWin.focus();
}


// STANDARD DREAMWEAVER CODE	

errors='';

function MM_findObj(n, d) { //v3.0
	var p,i,x;  if (!d) d=document;if ((p=n.indexOf("?"))>0&&parent.frames.length) {
		d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);
	}
	if (!(x=d[n])&&d.all) x=d.all[n];for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
	for (i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document); return x;
}

function MM_validateForm() { //v3.0
	var i,p,q,nm,test,num,min,max,args=MM_validateForm.arguments;
	for (i=0; i<(args.length-2); i+=3)
	{
		test=args[i+2]; 
		val=MM_findObj(args[i]);
		friendlyName = args[i+1];
		
		if (val) 
		{
			if(friendlyName.length == 0)
				nm = val.name; 
			else
				nm = friendlyName;

			val = val.value;			
			if (test.indexOf('isEmail')!=-1) 
			{
				if(checkEmail(val) == false)
				{
					errors+='- '+nm+' must contain an e-mail address.\n';
				}
			}
			else
			{
				if (val != "") 
				{
					if (test!='R') 
					{
						num = parseFloat(val);
						if (val!=''+num) errors+='- '+nm+' must contain a number.\n';
						if (test.indexOf('inRange') != -1) 
						{
							p=test.indexOf(':');
							min=test.substring(8,p); max=test.substring(p+1);
							if (num<min || max<num) errors+='- '+nm+' must contain a number between '+min+' and '+max+'.\n';
						}
					}
				} 
				else if (test.charAt(0) == 'R') 
				{
					errors += '- '+ nm  + '\n';
				}
			}
		}
	} 
}

function MM_validateFormRadio()
{
	var i,p,q,nm,test,num,min,max,bChecked,args=MM_validateFormRadio.arguments;
	bChecked = false;
	for (i=0; i<(args.length-2); i+=3) 
	{
		test=args[i+2]; 
		val=MM_findObj(args[i]);
		valGlobalName = args[i];
		friendlyName = args[i+1]
		if (val) 
		{
			if(friendlyName.length == 0)
				nm = valGlobalName; 
			else
				nm = friendlyName;

			//nm=val[0].name; 
			
	 		for(j=0;j<val.length;j++)
			{
				if(val[j].checked == true)
				{
					bChecked = true;
				}
			}
		}

		if(bChecked == false)
		{
			errors += '- '+ nm  + '\n';	
		}
	}
}		    

function displayErrors(iType) 
{
	if (errors) 
	{
		alert('The following fields are required:\n\n'+errors);
		errors='';
		return false;
	}
	return document.MM_returnValue;
}

// FUNCTION TO CALL THE VALIDATION ROUTINE ONLY IF THE DEPENDANT CHECKBOX IS TICKED

function checkSendNewsletter(iID, sURLParams)
{
	var x = confirm("Are you sure you wish to send this newsletter?");
	if(x == true) 
	{
	//	sURL = "newsletters.php?userAction=sendNewsletter&NewsletterID=" + iID;
	//	if(sURLParams != "") { sURL += "&" + sURLParams; }
	//	location.href = sURL
	
 	    sURL = "sendframe.php?userAction=sendNewsletter&NewsletterID=" + iID;
	    this.OpenCustomWindow(sURL, 400, 140);
	}
}

function checkAllNewSendNewsletter(iID, sSentTo)
{
    sURL = "sendnewsletter.php?userAction=sendNewsletter&bypass=true&sentto=" + sSentTo + "&NewsletterID=" + iID;
    document.getElementById("sendingtext").className = "visible";
    document.getElementById("completedtext").className = "invisible";
    document.getElementById("NewsletterSentPreviously").className = "invisible";
    parent.SenderFrame.location.href = sURL;
}

function checkSendTestNewsletter(iID, sURLParams)
{
	var x = confirm("A test of this newsletter will be sent to the email address specified in your account?\n\nDo you wish to continue");
	if(x == true) 
	{
//		sURL = "newsletters.php?userAction=testNewsletter&NewsletterID=" + iID;
//		if(sURLParams != "") { sURL += "&" + sURLParams; }
//		location.href = sURL
		
 	    sURL = "sendframe.php?userAction=testNewsletter&NewsletterID=" + iID;
	    this.OpenCustomWindow(sURL, 400, 140);

	}
}

// FUNCTION TO CHECK AN EMAIL ADDRESS IS VALID
function checkEmail(email)
{
	if (/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(email))
		return true;
	else
		return false;
}

function checkSMTP(myForm)
{
	if(myForm.SendMethodID.value == 1)
	{
		if(myForm.SMTPServer.value == "")
		{
			errors += "- SMTP Server";
		}
	}
}

function DemoVersion()
{
	alert("This feature is not available in the demo version.");
}